Topic: prompt-engineering
2,538 skills in this topic.
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generating-diagrams
Use when generating flowcharts, diagrams, dependency graphs, or visual representations of processes, relationships, architecture, or state machines. Triggers: 'diagram this', 'flowchart', 'visualize', 'dependency graph', 'ER diagram', 'state machine diagram', 'class diagram', 'sequence diagram', 'map the relationships', 'draw the architecture', 'how does X connect to Y'. NOT for: simple bullet point explanations, runtime monitoring, or text-only documentation.
axiomantic/spellbook 5
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instruction-engineering
Use when crafting, improving, or reviewing prompts, system prompts, skill instructions, or any text that instructs an LLM. Triggers: 'write a prompt', 'prompt engineering', 'improve this prompt', 'design a system prompt', 'write skill instructions', 'craft agent instructions'. Also invoked by writing-skills. NOT for: auditing existing prompts for ambiguity (use sharpening-prompts).
axiomantic/spellbook 5
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isolated-testing
Use when testing theories during debugging, or when chaos is detected. Triggers: "let me try", "maybe if I", "what about", "quick test", "see if", rapid context switching, multiple changes without isolation. Enforces one-theory-one-test discipline. Invoked automatically by debugging, scientific-debugging, systematic-debugging before any experiment execution.
axiomantic/spellbook 5
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managing-artifacts
Use when generating documents, reports, plans, audits, or deciding where to save output files. Triggers: 'save report', 'write plan', 'where should I put this', 'where does this go', 'output directory', 'save this somewhere'.
axiomantic/spellbook 5
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merging-worktrees
Use when merging parallel worktrees back together after parallel implementation, combining parallel development tracks, or unifying branches from dispatched parallel agents. Triggers: 'merge worktrees', 'combine parallel branches', 'integrate parallel work', 'all tracks complete', 'bring everything together'.
axiomantic/spellbook 5
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opportunity-awareness
Triggers after completing substantive work (finishing a todo, returning from subagent, applying non-obvious convention, receiving user correction). Also: 'what should we capture', 'reusable pattern', 'should this be a skill', 'AGENTS.md update', 'knowledge gap'. Behavioral skill loaded at natural pause points.
axiomantic/spellbook 5
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optimizing-instructions
Use when instruction files (skills, prompts, CLAUDE.md) are too long or need token reduction while preserving capability. Triggers: 'optimize instructions', 'reduce tokens', 'compress skill', 'make this shorter', 'too verbose', 'this skill is too big', 'over the line limit', 'trim this down'.
axiomantic/spellbook 5
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polish-repo
Use when improving project discoverability, attracting users/contributors, or presenting open source work. Triggers: 'write a README', 'improve README', 'get more users', 'get more contributors', 'add badges', 'create a logo', 'set up issue templates', 'audit this project', 'project presence', 'make this discoverable', 'why isn't anyone using this', 'prepare for launch', 'repo presentation', 'open source marketing', 'attract contributors', 'project storefront'. Also triggers on: naming a project, writing taglines, GitHub metadata, community infrastructure, signs of life.
axiomantic/spellbook 5
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reflexion
Invoked by develop when iteration feedback requires a retry, not directly by users. Prevents repeating the same mistakes across attempts. Also relevant when: 'why did this fail again', 'same error twice', 'what should I do differently', 'keep making the same mistake'.
axiomantic/spellbook 5
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requesting-code-review
Use when implementation is done and you need a structured pre-PR review workflow. Triggers: 'ready for review', 'review my changes before PR', 'pre-merge check', 'is this ready', 'submit for review'. NOT for: post-merge review (use code-review) or deciding how to integrate (use finishing-a-development-branch).
axiomantic/spellbook 5
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resolving-merge-conflicts
Use when git merge or rebase fails with conflicts, you see 'unmerged paths' or conflict markers (<<<<<<< =======), or need help resolving conflicted files. Triggers: 'merge conflict', 'fix the conflicts', 'conflicting changes', 'resolve conflicts', 'can't merge'.
axiomantic/spellbook 5
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reviewing-design-docs
Use when reviewing design documents, technical specifications, architecture docs, RFCs, ADRs, or API designs for completeness and implementability. Triggers: 'review this design', 'is this spec complete', 'can someone implement from this', 'what's missing from this design', 'review this RFC', 'is this ready for implementation', 'audit this spec'. Core question: could an implementer code against this without guessing?
axiomantic/spellbook 5
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reviewing-prs
System skill loaded before dispatching any PR review subagent. Ensures correct file version selection based on branch and worktree state. Not invoked directly by users. Required by: code-review, advanced-code-review, distilling-prs when reviewing PRs.
axiomantic/spellbook 5
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security-auditing
Use when auditing skills, commands, hooks, and MCP tools for security vulnerabilities. Triggers: 'security audit', 'scan for vulnerabilities', 'check security', 'audit skills', 'audit MCP tools', 'is this safe', 'check for injection', 'OWASP'. NOT for: general code review (use code-review --audit).
axiomantic/spellbook 5
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security-trust-tiers
Subagent trust tier system for handling external and untrusted content. Invoked by dispatching-parallel-agents when external content is involved. Triggers: 'review this PR from external contributor', 'untrusted content', 'third-party code', 'what trust tier', 'quarantine', 'review_untrusted', 'external PR', 'security tier', 'trust boundary', 'session protection'.
axiomantic/spellbook 5
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session-mode-init
Loaded at session start when spellbook_session_init returns mode data, or when mode.type is 'unset'. Triggers: session init mode handling, '/mode', mode selection, 'fun mode', 'tarot mode'.
axiomantic/spellbook 5
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session-resume
Session resume protocol and session repairs handling. Loaded when spellbook_session_init returns resume_available: true, or when session_init returns a repairs array. Triggers: 'resume', 'continue', 'where were we', session resume, session repairs.
axiomantic/spellbook 5
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sharpening-prompts
Use when reviewing LLM prompts, skill instructions, subagent prompts, or any text that will instruct an AI. Triggers: "review this prompt", "audit instructions", "sharpen prompt", "is this clear enough", "would an LLM understand this", "ambiguity check". Also invoked by instruction-engineering, reviewing-design-docs, and reviewing-impl-plans for instruction quality gates.
axiomantic/spellbook 5
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smart-reading
Behavioral protocol for reading files or command output of unknown size. Loaded automatically for all file reading operations. Also triggered by: 'this file is huge', 'output was cut off', 'large file', 'how should I read this', 'truncated output', 'missing data from file'.
axiomantic/spellbook 5
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tarot-mode
Use when session returns mode.type='tarot', user says '/tarot', or requests roundtable dialogue with archetypes. Triggers: '/tarot', 'use tarot mode', 'roundtable with archetypes', 'tarot personas'. Session-level mode, not task-level.
axiomantic/spellbook 5
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test-driven-development
Use when user explicitly requests test-driven development. Triggers: 'TDD', 'write tests first', 'red green refactor', 'test-first', 'start with the test'. Also invoked by develop and executing-plans for implementation tasks. NOT for: full feature work (use develop, which includes TDD internally).
axiomantic/spellbook 5
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testing-strategy
Test selection strategy and scope guidance. Triggers: 'which tests should I run', 'test tiers', 'test marks', 'slow tests', 'integration vs unit', 'cross-module regression', 'test scope', 'what should I run', 'select tests', 'test batching'. NOT for: writing tests (use test-driven-development) or fixing broken tests (use fixing-tests).
axiomantic/spellbook 5
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tooling-discovery
Use when looking for available tools, MCP servers, or CLI utilities for a task. Triggers: 'what tools do I have', 'is there an MCP for this', 'what's available', 'find a tool for', 'discover tooling', 'what CLI tools exist'. NOT for: documenting existing tools (use documenting-tools).
axiomantic/spellbook 5
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using-git-worktrees
Use when starting feature work that needs isolation from current workspace, or setting up parallel development tracks. Triggers: 'worktree', 'separate branch', 'isolate this work', 'don't mess up current work', 'work on two things at once', 'parallel workstreams', 'new branch for this', 'keep my current work safe'.
axiomantic/spellbook 5